The Green Party Co -Leader, Metiria Turei, says Maori should have the right to be decision makers over rivers which flow through their rohe; The Ngapuhi leader Sonny Tau, says the Ministry of Economic Development needs to adequately consult Maori before seeking bids from companies wanting to explore for minerals in Northland; The river Thames will be graced with a traditional Maori war canoe to mark the Diamond Jubilee celebrating the 60th year of the reign of Queen Elizabeth; A group of kapa haka students has been practising around the clock, in preparation of having the honour of opening Auckland's biggest celebration of Pacific culture.